(GRD): Extracted IDEA's sandbox directory out-of `build` (solves #106)
(GRD): Extracted IDEA's sandbox directory out-of `build` (solves #106)

Turbo87/intellij-rust,alygin/intellij-rust,Turbo87/intellij-rust,d9n/intellij-rust,himikof/intellij-rust,himikof/intellij-rust,Turbo87/intellij-rust,alygin/intellij-rust,d9n/intellij-rust,intellij-rust/intellij-rust,himikof/intellij-rust,intellij-rust/intellij-rust,alygin/intellij-rust,anton-okolelov/intellij-rust,Undin/intellij-rust,intellij-rust/intellij-rust,alygin/intellij-rust,intellij-rust/intellij-rust,himikof/intellij-rust,Undin/intellij-rust,intellij-rust/intellij-rust,anton-okolelov/intellij-rust,anton-okolelov/intellij-rust,intellij-rust/intellij-rust,ujpv/intellij-rust,anton-okolelov/intellij-rust,d9n/intellij-rust,Turbo87/intellij-rust,d9n/intellij-rust,ThoseGrapefruits/intellij-rust,Undin/intellij-rust,ThoseGrapefruits/intellij-rust,himikof/intellij-rust,ujpv/intellij-rust,ThoseGrapefruits/intellij-rust,d9n/intellij-rust,Undin/intellij-rust,ujpv/intellij-rust,ujpv/intellij-rust,anton-okolelov/intellij-rust,Undin/intellij-rust,ThoseGrapefruits/intellij-rust,Undin/intellij-rust,alygin/intellij-rust,ujpv/intellij-rust